Density Significant figures 2020-1 A graduated cylinder contains 30 ml of water. You place an object into the cylinder and the water level rises to 52 ml. What is the volume of the object?
O 22 mL
O 30 ml
O 52 ml
O 82 ml.

The correct answer is  "c".  it is "c" because melting is an endothermic change, and endothermic get's energy from surroundings. 

Molybdeum(mo)orruthenium (ru)actually, elements with similar chemical properties as technetium would bemn, re, and bh. this is because elements in the same group/family (column) have similar chemical properties. elements in the same period (row) have the same number of energy levels (or shells).